docs: def close(self, force=False) -> None:
          """
          Closes the file if the file was opened by :class:`File`,
          if not, this does nothing.
  
          Parameters
          ----------
          force: bool
              If set to :class:`True`, force close every file.
  
          """
          self.fp.close = self._close
          if self._manual_opened or force:
              self.fp.close()